SEGMENT INFORMATION: (Geographical Areas) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
May 31, 2013
May 31, 2012
May 31, 2013
May 31, 2012
Nov. 30, 2012
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue $ 2,591,361 $ 2,482,799 $ 5,052,200 $ 4,943,493  
Property, Plant and Equipment, Net 120,698   120,698   122,923
North America [Member]
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue 2,269,339 2,126,226 4,398,852 4,236,065  
Property, Plant and Equipment, Net 85,902   85,902   87,689
UNITED STATES
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue as percentage of total 74.00% 72.00% 74.00% 71.00%  
Net Property and Equipment, percentage 57.00%   57.00%   57.00%
CANADA
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue as percentage of total 14.00% 14.00% 13.00% 14.00%  
Net Property and Equipment, percentage 14.00%   14.00%   14.00%
Asia-Pacific [Member]
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue 301,049 333,944 612,673 671,077  
Property, Plant and Equipment, Net 20,569   20,569   22,782
JAPAN
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue as percentage of total 11.00% 13.00% 11.00% 13.00%  
Other [Member]
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Revenue 20,973 22,629 40,675 36,351  
Property, Plant and Equipment, Net $ 14,227   $ 14,227   $ 12,452
Countries Excluding North America (US and Canada) [Member]
         
Revenue from External Customers and Net Property and Equipment [Line Items]          
Segment, Geographic, Number of Countries With Over 10% of Net Property and Equipment 0   0   0